From: Christoph Lameter <cl@linux.com>
To: Pekka Enberg <penberg@kernel.org>
Cc: linux-mm@kvack.org, David Rientjes <rientjes@google.com>,
Glauber Costa <glommer@parallels.com>,
Joonsoo Kim <js1304@gmail.com>
Subject: Common [06/16] Move freeing of kmem_cache structure to common code
Date: Wed, 01 Aug 2012 16:11:36 -0500 [thread overview]
Message-ID: <20120801211158.941450406@linux.com> (raw)
In-Reply-To: 20120801211130.025389154@linux.com
[-- Attachment #1: common_kmem_cache_destroy --]
[-- Type: text/plain, Size: 2322 bytes --]
The freeing action is basically the same in all slab allocators.
Move to the common kmem_cache_destroy() function.
Reviewed-by: Joonsoo Kim <js1304@gmail.com>
Signed-off-by: Christoph Lameter <cl@linux.com>
---
mm/slab.c | 1 -
mm/slab_common.c | 1 +
mm/slob.c | 2 --
mm/slub.c | 1 -
4 files changed, 1 insertion(+), 4 deletions(-)
Index: linux-2.6/mm/slab_common.c
===================================================================
--- linux-2.6.orig/mm/slab_common.c 2012-08-01 13:12:30.000000000 -0500
+++ linux-2.6/mm/slab_common.c 2012-08-01 13:12:36.836540373 -0500
@@ -135,6 +135,7 @@
rcu_barrier();
__kmem_cache_destroy(s);
+ kmem_cache_free(kmem_cache, s);
} else {
list_add(&s->list, &slab_caches);
printk(KERN_ERR "kmem_cache_destroy %s: Slab cache still has objects\n",
Index: linux-2.6/mm/slob.c
===================================================================
--- linux-2.6.orig/mm/slob.c 2012-08-01 13:12:30.000000000 -0500
+++ linux-2.6/mm/slob.c 2012-08-01 13:12:36.836540373 -0500
@@ -540,8 +540,6 @@
void __kmem_cache_destroy(struct kmem_cache *c)
{
- kmemleak_free(c);
- slob_free(c, sizeof(struct kmem_cache));
}
void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node)
Index: linux-2.6/mm/slab.c
===================================================================
--- linux-2.6.orig/mm/slab.c 2012-08-01 13:12:30.480428413 -0500
+++ linux-2.6/mm/slab.c 2012-08-01 13:12:36.836540373 -0500
@@ -2222,7 +2222,6 @@
kfree(l3);
}
}
- kmem_cache_free(kmem_cache, cachep);
}
Index: linux-2.6/mm/slub.c
===================================================================
--- linux-2.6.orig/mm/slub.c 2012-08-01 13:12:30.000000000 -0500
+++ linux-2.6/mm/slub.c 2012-08-01 13:13:03.605011880 -0500
@@ -213,7 +213,6 @@
static inline void sysfs_slab_remove(struct kmem_cache *s)
{
kfree(s->name);
- kmem_cache_free(kmem_cache, s);
}
#endif
@@ -5325,7 +5324,6 @@
kobject_del(&s->kobj);
kobject_put(&s->kobj);
kfree(s->name);
- kmem_cache_free(kmem_cache, s);
}
/*
--
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next prev parent reply other threads:[~2012-08-01 21:12 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-01 21:11 Common [00/16] Sl[auo]b: Common code rework V8 Christoph Lameter
2012-08-01 21:11 ` Common [01/16] slub: Add debugging to verify correct cache use on kmem_cache_free() Christoph Lameter
2012-08-01 21:11 ` Common [02/16] slub: Use kmem_cache for the kmem_cache structure Christoph Lameter
2012-08-01 21:11 ` Common [03/16] Move list_add() to slab_common.c Christoph Lameter
2012-08-01 21:11 ` Common [04/16] Extract a common function for kmem_cache_destroy Christoph Lameter
2012-08-01 21:11 ` Common [05/16] Always use the name "kmem_cache" for the slab cache with the kmem_cache structure Christoph Lameter
2012-08-01 21:11 ` Christoph Lameter [this message]
2012-08-01 21:11 ` Common [07/16] Get rid of __kmem_cache_destroy Christoph Lameter
2012-08-01 21:11 ` Common [08/16] Move duping of slab name to slab_common.c Christoph Lameter
2012-08-02 15:41 ` Christoph Lameter
2012-08-01 21:11 ` Common [09/16] Do slab aliasing call from common code Christoph Lameter
2012-08-02 9:29 ` Glauber Costa
2012-08-02 14:13 ` Christoph Lameter
2012-08-01 21:11 ` Common [10/16] Move sysfs_slab_add to common Christoph Lameter
2012-08-01 21:11 ` Common [11/16] slub: Use a statically allocated kmem_cache boot structure for bootstrap Christoph Lameter
2012-08-02 10:11 ` Glauber Costa
2012-08-01 21:11 ` Common [12/16] create common create_kmalloc_cache() Christoph Lameter
2012-08-02 10:22 ` Glauber Costa
2012-08-01 21:11 ` Common [13/16] slub: Introduce function for opening boot caches Christoph Lameter
2012-08-02 10:25 ` Glauber Costa
2012-08-02 14:14 ` Christoph Lameter
2012-08-01 21:11 ` Common [14/16] Move kmem_cache allocations into common code Christoph Lameter
2012-08-02 10:32 ` Glauber Costa
2012-08-02 14:15 ` Christoph Lameter
2012-08-01 21:11 ` Common [15/16] Shrink __kmem_cache_create() parameter lists Christoph Lameter
2012-08-02 8:19 ` Glauber Costa
2012-08-02 14:11 ` Christoph Lameter
2012-08-02 14:14 ` Glauber Costa
2012-08-02 10:34 ` Glauber Costa
2012-08-02 14:31 ` Christoph Lameter
2012-08-02 14:34 ` Christoph Lameter
2012-08-01 21:11 ` Common [16/16] Common alignment code Christoph Lameter
2012-08-02 7:59 ` Common [00/16] Sl[auo]b: Common code rework V8 Glauber Costa
2012-08-02 14:10 ` Christoph Lameter
2012-08-02 8:49 ` Glauber Costa
2012-08-02 9:18 ` Glauber Costa
2012-08-02 14:13 ` Christoph Lameter
2012-08-02 14:17 ` Glauber Costa
2012-08-02 14:28 ` Christoph Lameter
2012-08-02 14:46 ` Glauber Costa
2012-08-02 14:45 ` Christoph Lameter
2012-08-02 14:47 ` Glauber Costa
2012-08-02 15:13 ` Christoph Lameter
2012-08-02 15:19 ` Christoph Lameter
2012-08-02 18:07 ` Christoph Lameter
2012-08-02 18:09 ` Glauber Costa
2012-08-02 18:13 ` Christoph Lameter
2012-08-02 18:27 ` Christoph Lameter
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